/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header and Navigation */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

/* Cool Logo Styling */
.logo-text {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo-icon {
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
}

.logo-main {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.logo-accent {
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    text-shadow: 0 0 10px rgba(255, 107, 107, 0.3);
}

.logo-dot {
    color: #ffd700;
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

.logo-domain {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.logo-text:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Logo Animations */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 8px 16px;
    border-radius: 5px;
}

.nav-link:hover,
.nav-link.active {
    color: #ffd700;
    background-color: rgba(255,255,255,0.1);
}

/* Dropdown Navigation */
.nav-item {
    position: relative;
    display: inline-block;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: white;
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    z-index: 1000;
    border-radius: 8px;
    top: 100%;
    left: 0;
    margin-top: 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.dropdown-content a {
    color: #333;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    border-radius: 4px;
    margin: 4px;
    transition: all 0.3s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.dropdown-content a:hover {
    background-color: #f8f9fa;
    color: #667eea;
}

.dropdown:hover .dropdown-content {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown:hover .nav-link,
.dropdown:focus-within .nav-link {
    color: #ffd700;
    background-color: rgba(255,255,255,0.1);
}

.dropdown:focus-within .dropdown-content {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
    position: relative;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}


/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.quick-convert {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 15px;
    max-width: 500px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.quick-convert h2 {
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.converter-box {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.output-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 200px;
}

.output-group label {
    color: white;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.output-group select {
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    width: 100%;
    background: white;
    color: #333;
    cursor: pointer;
}

.output-group select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
}

.conversion-result {
    text-align: center;
    margin-top: 20px;
}

.result-display {
    background: rgba(255,255,255,0.9);
    padding: 20px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 200px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.result-number {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    display: block;
    line-height: 1.2;
}

.result-unit {
    font-size: 1.1rem;
    color: #666;
    font-weight: 500;
    display: block;
    line-height: 1.2;
    margin-top: 5px;
}

.converter-box input {
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    width: 150px;
    text-align: center;
}

.converter-box input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
}

.equals {
    font-size: 1.5rem;
    font-weight: bold;
}

/* Conversion Sections */
.conversion-section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.conversion-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
    position: relative;
}

.conversion-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.converter-container {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    align-items: end;
}

.converter-input,
.converter-from,
.converter-to,
.converter-result {
    display: flex;
    flex-direction: column;
}

.converter-input label,
.converter-from label,
.converter-to label,
.converter-result label {
    font-weight: 600;
    margin-bottom: 8px;
    color: #555;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.converter-input input,
.converter-from select,
.converter-to select {
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.converter-input input:focus,
.converter-from select:focus,
.converter-to select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.result-display {
    background: #f8f9fa;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Converter Categories */
.converter-categories {
    background: white;
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.converter-categories h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.category-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    color: white;
    text-decoration: none;
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.category-card p {
    font-size: 1rem;
    opacity: 0.9;
    line-height: 1.5;
}

/* Popular Conversions */
.popular-conversions {
    background: #f8f9fa;
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.popular-conversions h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.conversion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.conversion-card {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.conversion-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.conversion-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.conversion-card p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.conversion-card button {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid white;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.conversion-card button:hover {
    background: white;
    color: #f5576c;
}

/* About Section */
.about-section {
    background: #f8f9fa;
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.about-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.about-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #666;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
footer {
    background: #2c3e50;
    color: white;
    padding: 40px 20px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: #ffd700;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ffd700;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    margin-top: 30px;
    padding-top: 20px;
    text-align: center;
    color: #bdc3c7;
}

.footer-bottom a {
    color: #ffd700;
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #667eea;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 20px 0;
    }
    
    .nav-item {
        display: block;
        width: 100%;
    }
    
    .dropdown-content {
        position: static;
        display: none;
        background-color: rgba(255,255,255,0.1);
        box-shadow: none;
        margin-top: 0;
        border-radius: 0;
        width: 100%;
    }
    
    .dropdown-content a {
        color: white;
        padding: 10px 20px;
        margin: 0;
        border-radius: 0;
    }
    
    .dropdown-content a:hover {
        background-color: rgba(255,255,255,0.1);
        color: #ffd700;
    }
    
    .dropdown:hover .dropdown-content,
    .dropdown:focus-within .dropdown-content {
        display: block;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
        padding: 15px;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
        align-items: center;
    }

    .hamburger .bar {
        background-color: white;
        pointer-events: none;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .converter-container {
        grid-template-columns: 1fr;
        padding: 20px;
    }

    .converter-box {
        flex-direction: column;
        gap: 15px;
    }

    .converter-box input {
        width: 100%;
        max-width: 200px;
    }
    
    .output-group {
        min-width: 250px;
    }
    
    .result-display {
        min-width: 150px;
    }

    .conversion-section h2,
    .popular-conversions h2,
    .about-section h2 {
        font-size: 2rem;
    }
    
    .logo-text {
        font-size: 1.5rem;
        gap: 2px;
    }
    
    .logo-icon {
        font-size: 1.2rem;
    }
    
    .logo-domain {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 10px;
    }

    .conversion-section,
    .popular-conversions,
    .about-section {
        padding: 40px 10px;
    }

    .converter-container {
        padding: 15px;
    }

    .conversion-grid {
        grid-template-columns: 1fr;
    }
    
    .output-grid {
        grid-template-columns: 1fr;
        min-width: 200px;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card {
        padding: 30px 20px;
    }
    
    .logo-text {
        font-size: 1.3rem;
        gap: 1px;
    }
    
    .logo-icon {
        font-size: 1rem;
    }
    
    .logo-domain {
        font-size: 0.7rem;
    }
}

/* Animation for smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.conversion-section,
.popular-conversions,
.about-section {
    animation: fadeIn 0.6s ease-out;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Individual Conversion Page Styles */
.conversion-calculator {
    background: rgba(255,255,255,0.1);
    padding: 40px;
    border-radius: 15px;
    max-width: 600px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.calculator-box {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.input-group,
.output-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 150px;
}

.input-group label,
.output-group label {
    color: white;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.input-group input,
.output-group input {
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    width: 100%;
    text-align: center;
    background: white;
}

.input-group input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
}

.conversion-formula {
    text-align: center;
    color: white;
    font-size: 1.1rem;
    background: rgba(255,255,255,0.1);
    padding: 15px;
    border-radius: 8px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.conversion-table-section {
    background: white;
    padding: 60px 0;
}

.conversion-table-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.table-container {
    overflow-x: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.conversion-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    min-width: 500px;
}

.conversion-table th,
.conversion-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e1e5e9;
}

.conversion-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.conversion-table tr:hover {
    background-color: #f8f9fa;
}

.conversion-table td:first-child,
.conversion-table td:nth-child(2) {
    font-weight: 600;
    color: #333;
}

.info-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.info-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.info-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.info-card h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.info-card ul {
    margin-top: 15px;
    padding-left: 20px;
}

.info-card li {
    margin-bottom: 8px;
    color: #666;
}

.common-conversions {
    background: white;
    padding: 60px 0;
}

.common-conversions h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.conversion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.conversion-item {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
}

.conversion-item h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.conversion-item ul {
    list-style: none;
    padding: 0;
}

.conversion-item li {
    margin-bottom: 10px;
    padding: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 5px;
}

.formula-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.formula-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.formula-content h3 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.formula-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: 30px;
    font-weight: 600;
}

.example {
    background: white;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.example h4 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.example p {
    margin-bottom: 8px;
    color: #666;
}

.faq-section {
    background: white;
    padding: 60px 0;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.faq-item {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    border-left: 4px solid #667eea;
}

.faq-item h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

.faq-item a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.faq-item a:hover {
    text-decoration: underline;
}

.related-tools {
    background: #f8f9fa;
    padding: 60px 0;
}

.related-tools h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: #333;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.tool-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    color: #667eea;
}

.tool-card h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.tool-card p {
    color: #666;
    font-size: 0.9rem;
}

/* Responsive adjustments for individual pages */
@media (max-width: 768px) {
    .calculator-box {
        flex-direction: column;
        gap: 15px;
    }
    
    .input-group,
    .output-group {
        min-width: 200px;
    }
    
    .conversion-table-section h2,
    .info-section h2,
    .common-conversions h2,
    .formula-section h2,
    .faq-section h2,
    .related-tools h2 {
        font-size: 2rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .conversion-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

/* Print styles */
@media print {
    .navbar,
    .hamburger,
    footer {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .conversion-section {
        page-break-inside: avoid;
    }
}

/* Enhanced Content Sections */
.conversion-table-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.conversion-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.conversion-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.conversion-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
}

.conversion-table tr:nth-child(even) {
    background: #f8f9fa;
}

.conversion-table tr:hover {
    background: #e3f2fd;
}

.table-responsive {
    overflow-x: auto;
    margin: 20px 0;
}

/* Applications Section */
.applications-section {
    padding: 60px 0;
    background: white;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.application-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.application-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.application-card h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.application-card p {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.application-card ul {
    list-style: none;
    padding: 0;
}

.application-card li {
    padding: 5px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.application-card li:before {
    content: "✓";
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* FAQ Section */
.faq-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.faq-item {
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
}

.faq-item h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

/* Math Section */
.math-section {
    padding: 60px 0;
    background: white;
}

.math-content {
    max-width: 800px;
    margin: 0 auto;
}

.math-content h3 {
    color: #333;
    margin: 30px 0 15px 0;
    font-size: 1.3rem;
}

.math-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

/* Landing Page Styles */
.conversion-tools-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.tool-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid #667eea;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    text-decoration: none;
    color: inherit;
}

.tool-card h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.tool-card p {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.tool-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.conversion-factor {
    background: #667eea;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 600;
}

.use-case {
    color: #666;
    font-size: 0.9rem;
    font-style: italic;
}

.features-section {
    padding: 60px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px 20px;
    border-radius: 12px;
    background: #f8f9fa;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

.use-cases-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.use-case-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
}

.use-case-card h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.use-case-card p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.relevant-converters {
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.relevant-converters strong {
    color: #333;
    display: block;
    margin-bottom: 10px;
}

.relevant-converters a {
    color: #667eea;
    text-decoration: none;
    margin-right: 10px;
    font-size: 0.9rem;
}

.relevant-converters a:hover {
    text-decoration: underline;
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
    .applications-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .application-card,
    .faq-item {
        padding: 20px;
    }
    
    .conversion-table {
        font-size: 0.9rem;
    }
    
    .conversion-table th,
    .conversion-table td {
        padding: 10px;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .tool-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

/* New Enhanced Content Sections */
.industry-standards-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.standards-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.standard-item {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
}

.standard-item h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.conversion-history-section {
    padding: 60px 0;
}

.history-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.history-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.history-item h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.practical-examples-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.example-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    border-left: 4px solid #f093fb;
}

.tools-comparison-section {
    padding: 60px 0;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.comparison-item {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.comparison-item:hover {
    transform: translateY(-5px);
}

.comparison-item h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
    .standards-content,
    .history-content,
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .examples-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .standard-item,
    .history-item,
    .comparison-item {
        padding: 20px;
    }
    
    .example-item {
        padding: 15px;
    }
}

/* Additional Enhanced Content Sections */
.professional-applications-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.professional-applications-section .applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.professional-applications-section .application-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
    transition: transform 0.3s ease;
}

.professional-applications-section .application-card:hover {
    transform: translateY(-5px);
}

.professional-applications-section .application-card h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.conversion-tips-section {
    padding: 60px 0;
}

.conversion-tips-section .tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.conversion-tips-section .tip-item {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.conversion-tips-section .tip-item:hover {
    transform: translateY(-5px);
}

.conversion-tips-section .tip-item h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* Responsive Design for Additional Sections */
@media (max-width: 768px) {
    .professional-applications-section .applications-grid,
    .conversion-tips-section .tips-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .professional-applications-section .application-card,
    .conversion-tips-section .tip-item {
        padding: 20px;
    }
}